40543286

素因数分解:

$2^1\times 7^4\times {\mathrm{8443}}^1$

素因数の和:8473

約数の個数: 20

約数和(自身を含む): 70954932

約数和(自身を除く): 30411646

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 8443, 16886, 59101, 118202, 413707, 827414, 2895949, 5791898, 20271643, 40543286]

約数ペア:

[(1, 40543286), (2, 20271643), (7, 5791898), (14, 2895949), (49, 827414), (98, 413707), (343, 118202), (686, 59101), (2401, 16886), (4802, 8443)]